diff --git a/roles/web_server/molecule/default/prepare.yml b/roles/web_server/molecule/default/prepare.yml
index ba27ec157c73ad14f4faac5716c97845ed57bec6..9fe2bab3e64646ef15e3abe42363b3c5c79eb123 100644
--- a/roles/web_server/molecule/default/prepare.yml
+++ b/roles/web_server/molecule/default/prepare.yml
@@ -54,7 +54,9 @@
 
     - name: Install tools for testing
       apt:
-        name: gnutls-bin
+        name:
+          - gnutls-bin
+          - nmap
         state: present
 
 - hosts: stretch